Description: Press the button repeatedly and the T-Rex will shake its head up and down and rampage! The T-Rex's teeth extend to twice their size and it roars. Its mouth opens wide, allowing it to eat minifigures. It's compatible with the free app "Jurassic World Play" which interacts with the figure, allowing you to collect dinosaurs by scanning the DNA code with your smartphone. Size: 54.6 x 10 x 21.6 cm (Width x Depth x Height) Batteries: LR44 button batteries x 3 (test batteries included) This item is new, but has been handled by a person once. Please understand. A Tyrannosaurus figure with movable legs and a realistic design. - Brand: Mattel - Model Name: Super Battle Attack Tyrannosaurus - Series: Epic Evolution - Features: Movable legs and realistic appearance - Age range: 3 years and up Thank you for viewing.